*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
li{
  list-style: none;
}
body{
  background-color: #f3f4f5;
  height: 7000px;
}
a{
  text-decoration: none;
  color: #000;
}
.wrapper{
  margin: 0 auto;
  width: 1300px;
}
/* 头部 */
.header{
  height: 90px;
  background-color: #fff;
}
.header .wrapper{
  display: flex;
  /* padding-top: 25px; */
}
/* logo */
.logo img{
  height: 90px;
  width: 135px;
}
.nav,
.search,
.zc,
.xz{
  padding: 30px;
}
/* 导航 */
.nav{
  margin-left: 50px;
}
.nav ul{
  display: flex;
}
.nav ul li{
  margin-right: 24px;
}
.nav ul li a{
  padding: 6px 8px;
  line-height:25px;
  display: block;
  font-size: 22px;
  color: #333;
}
.nav ul li a:hover{
  border-bottom: 2px solid orange;
  font-size: 30px;
}
/* 注册，登录，下载 */
.zc{
  height: 50px;
  width: 150px;
  /* background-color: pink; */
  margin: 20px;
  border-radius: 10px;
  text-align: center;
  /* line-height: 50px; */
  padding: 15px;
  border: 2px solid black;
  margin-left: 300px;
}
.zc:hover{
  border: 2px solid green;
  color: green;
}
.zc a:hover{
  color: green;
}
.xz{
  height: 50px;
  width: 100px;
  background-color:rgb(41, 130, 41);
  margin-top: 18px;
  margin-left: 18px;
  /* padding-bottom: 10px; */
  text-align:center;
  padding: 15px;
  border-radius: 10px;
}
.img img{
 height: 500px;
 width: 1856px; 
}
/* 注册信息 */
.reg{
  /* background-color: pink; */
  /* text-align: center; */
  height: 400px;
  width: 600px;
  margin: auto;
}
.a1{
  display: flex;
}
.a1 .left,
.a1 .right{
  width: 300px;
  height: 50px;
  text-align: center;
  line-height: 50px;
  font-size: 20px;
  color:green;
  border: 2px solid greenyellow;
}
.a1 .left:hover,
.a1 .right:hover{
  background-color: greenyellow;
  color: green;
}
.a1 .right{
  margin-left: 20px;
}
.password,
.em{
  background-color: gainsboro;
  height: 100px;
  width: 600px;
  /* display: block; */
  display: flex;
  margin: auto;
}
.password,
.em{
  margin-top: 10px;
}
.em input,
.password input{
  flex: 1;  
  font-size: 40px;
  padding-left: 10px;
}
.rag{
  height: 100px;
  width: 600px;
  background-color: greenyellow;
  border-radius: 10px;
  text-align: center;
  line-height: 100px;
  margin: 10px auto;
  font-size: 40px;
  font-weight: 700px;
  /* color: white; */
}
.font1{
  font-size:  60px; 
  text-align: center;
  margin-top: 50px;
}
.font2{
  font-size: 30px;
  color: rgba(0, 0, 0, 0.3);
  text-align: center;
}
.img1{
  height: 350px;
  /* background-color: pink; */
  /* border: 1px solid red; */
  padding:20px 100px;
  display: flex;
  justify-content: space-between;
  margin-top: 100px;
}
.imgd,
.imgn,
.imgz,
.imgx{
  height: 300px;
  width: 250px;
  margin-right:50px;
  text-align: center;
  padding-left: 5px;
}
.imgd img,
.imgn img,
.imgz img,
.imgx img{
  height: 200px;
  width: 200px;
}
.imgd .imgd1,
.imgn .imgn1,
.imgz .imgz1,
.imgx .imgx1{
  margin: 0px 0px 20px 0px;
  font-size: 20px;
}
/* .img1 p{
  color: rgba(255,255, 255,0.3);
  font-size: 10px;
} */
.img3 img{
  height: 800px;
  width: 1856px;
}
.font3{
  font-size: 60px;
  text-align: center;
  margin-top: 50px;
}
.font4{
  font-size: 30px;
  text-align: center;
  margin-top: 20px;
  color: rgba(0, 0, 0, 0.3);
  margin-left: 30px;
}
.baner{
  height: 530px;
  /* border: 2px solid red; */
  margin-top: 150px;
  display: flex;
  justify-content: space-around;
  /* vertical-align: middle; */
}
.baner>div{
  height: 500px;
  width: 400px;
  /* background-color: pink; */
  background-color: #fff;
}
.baner img{
  width: 314px;
  height: 222px;
  padding-left: 20px;
}
.baner div{
  text-align: center;
}
.baner h2{
  margin-bottom: 15px;
}
.baner a{
  color: greenyellow;
  margin: 20px;
  display: inline-block;
}
.grey{
  background-color: #f3f5f7;
}
.fw{
  height: 545px;
  background-color: #fff;
  text-align: center;
}
.fw>div{
  padding-top:120px ;
  font-size: 60px;
}
.fwfont{
  margin-bottom: 25px;
}
.fw p:first-child{
  font-size: 25px;
  color: grey
}
.fw img{
  height: 250px;
}
.use,
.epress{
  height: 560px;
  background-color: green;
  display: flex;
  color: white;
  /* padding-left: 200px; */
}
.use .right,
.epress .right{
  margin-left: 50px;
  margin-top: 60px;
}
.use img,
.epress img{
  height: 440px;
  width: 650px;
}
.use h2,
.epress h2{
  font-size: 60px;
  margin-bottom: 10px;
}
.right-middle{
  /* text-align: center; */
  font-size: 30px;
}
.right-bottom{
  height: 100px;
  width: 350px;
  background-color: white;
  margin-top: 20px;
  border-radius: 15px;
  text-align: center;
  font-size: 30px;
  line-height: 100px;
}
.right-bottom a{
  color: greenyellow;
}
.qy{
  height:700px;
  /* background-color: pink; */
  padding: 50px;
  text-align: center;
}
.qy-top{
  font-size: 40px;
  margin-bottom: 30px;
}
.qy-top p{
  font-size: 25px;
  color: grey;
}
.qy1{
  margin-bottom: 20px;
}
.qy img{
  width: 1700px;
  height: 400px;
}
.mi{
  height: 550px;
  /* background-color: pink; */
}
.mi .ma{
  height: 350px;
  /* background-color: greenyellow; */
  display: flex;
  justify-content: end;
  margin-top: 20px;
  margin-right: 20px;
}
.mi .ma .ma1{
  height: 300px;
  width: 250px;
  background-color: white;
  border: 1px solid greenyellow;
  border-radius: 15px;
  padding-left: 30px;
}
.mi .ma .ma1 img{
  height: 180px;
  width: 180px;
  text-align: center;
}
.mi .ma .ma1 .ss,
.mi .ma .ma1 .mf{
  font-size: 30px;
  text-align: center;
}
.mi .ma .ma1 .mf{
  color: greenyellow;
}
.mi .ele{
  padding-left: 50px;
}
.foot{
  display: flex;
}
.foot-left{
  display: flex;
}
.foot-left dl{
  margin-left: 150px;
}
.foot-left dt{
  margin-bottom: 15px;    
  font-family: 700px;
  font-size: 20px;
}
.foot-left dd{
  margin-bottom: 15px;
  font-size: 18px;
}
.foot-left a:hover{
  color: greenyellow;
}
.foot-right img{
  height: 50px;
  width: 50px;
}
.foot-right div:first-child{
  margin-left:30px ;
}
.foot-right{
  display: flex;
  justify-content: end;
  margin-left: 200px;
}
.foot-right div{
  margin: 20px;
}
.footer{
  text-align: center;
}
.footer a{
  font-size: 20px;
}
